[thomas-weissschuh:b4/vdso-timens-conditional 12/12] arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c:483:24: error: implicit declaration of function 'clock_getres_fallback'; did you mean 'clock_getres32_fallback'?

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/thomas.weissschuh/linux.git b4/vdso-timens-conditional
head:   dbe6d2a5ee3233a9e819a0663236161d27841d5a
commit: dbe6d2a5ee3233a9e819a0663236161d27841d5a [12/12] VDSO_HAS_CLOCK_GETRES
config: sparc-randconfig-r2107-20260927 (https://download.01.org/0day-ci/archive/20260928/202609280041.GO294f3K-lkp@intel.com/config)
compiler: sparc64-linux-gcc (GCC) 14.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260928/202609280041.GO294f3K-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609280041.GO294f3K-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from arch/sparc/vdso/vclock_gettime.c:22:
   arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c: In function '__cvdso_clock_getres_data':
>> arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c:483:24: error: implicit declaration of function 'clock_getres_fallback'; did you mean 'clock_getres32_fallback'? [-Wimplicit-function-declaration]
     483 |                 return clock_getres_fallback(clock, res);
         |                        ^~~~~~~~~~~~~~~~~~~~~
         |                        clock_getres32_fallback
--
   In file included from arch/sparc/vdso/vdso32/../vclock_gettime.c:22,
                    from arch/sparc/vdso/vdso32/vclock_gettime.c:22:
   arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c: In function '__cvdso_clock_getres_data':
   arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c:483:24: error: implicit declaration of function 'clock_getres_fallback'; did you mean 'clock_gettime_fallback'? [-Wimplicit-function-declaration]
     483 |                 return clock_getres_fallback(clock, res);
         |                        ^~~~~~~~~~~~~~~~~~~~~
         |                        clock_gettime_fallback
   arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c: In function '__cvdso_clock_getres_time32_data':
>> arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c:505:24: error: implicit declaration of function 'clock_getres32_fallback'; did you mean 'clock_gettime32_fallback'? [-Wimplicit-function-declaration]
     505 |                 return clock_getres32_fallback(clock, res);
         |                        ^~~~~~~~~~~~~~~~~~~~~~~
         |                        clock_gettime32_fallback


vim +483 arch/sparc/include/uapi/../../../../lib/vdso/gettimeofday.c

502a590a170b3b Thomas Gleixner   2019-07-28  473  
08cd5e1de81584 Thomas Weißschuh  2026-02-27  474  static
ac1a42f4e4e296 Thomas Weißschuh  2025-02-04  475  int __cvdso_clock_getres_data(const struct vdso_time_data *vd, clockid_t clock,
e876f0b69dc993 Christophe Leroy  2020-02-07  476  			      struct __kernel_timespec *res)
502a590a170b3b Thomas Gleixner   2019-07-28  477  {
34f888e3405ace Thomas Weißschuh  2025-07-01  478  	bool ok;
00b26474c2f161 Vincenzo Frascino 2019-06-21  479  
34f888e3405ace Thomas Weißschuh  2025-07-01  480  	ok =  __cvdso_clock_getres_common(vd, clock, res);
34f888e3405ace Thomas Weißschuh  2025-07-01  481  
34f888e3405ace Thomas Weißschuh  2025-07-01  482  	if (unlikely(!ok))
00b26474c2f161 Vincenzo Frascino 2019-06-21 @483  		return clock_getres_fallback(clock, res);
502a590a170b3b Thomas Gleixner   2019-07-28  484  	return 0;
00b26474c2f161 Vincenzo Frascino 2019-06-21  485  }
00b26474c2f161 Vincenzo Frascino 2019-06-21  486  
e876f0b69dc993 Christophe Leroy  2020-02-07  487  static __maybe_unused
e876f0b69dc993 Christophe Leroy  2020-02-07  488  int __cvdso_clock_getres(clockid_t clock, struct __kernel_timespec *res)
e876f0b69dc993 Christophe Leroy  2020-02-07  489  {
df7fcbefa71090 Thomas Weißschuh  2025-02-04  490  	return __cvdso_clock_getres_data(__arch_get_vdso_u_time_data(), clock, res);
e876f0b69dc993 Christophe Leroy  2020-02-07  491  }
e876f0b69dc993 Christophe Leroy  2020-02-07  492  
08cd5e1de81584 Thomas Weißschuh  2026-02-27  493  static int
ac1a42f4e4e296 Thomas Weißschuh  2025-02-04  494  __cvdso_clock_getres_time32_data(const struct vdso_time_data *vd, clockid_t clock,
e876f0b69dc993 Christophe Leroy  2020-02-07  495  				 struct old_timespec32 *res)
00b26474c2f161 Vincenzo Frascino 2019-06-21  496  {
00b26474c2f161 Vincenzo Frascino 2019-06-21  497  	struct __kernel_timespec ts;
34f888e3405ace Thomas Weißschuh  2025-07-01  498  	bool ok;
00b26474c2f161 Vincenzo Frascino 2019-06-21  499  
369cecd238ac83 Thomas Weißschuh  2026-07-02  500  	BUILD_BUG_ON(!IS_ENABLED(CONFIG_COMPAT_32BIT_TIME));
369cecd238ac83 Thomas Weißschuh  2026-07-02  501  
34f888e3405ace Thomas Weißschuh  2025-07-01  502  	ok = __cvdso_clock_getres_common(vd, clock, &ts);
c60a32ea4f459f Thomas Gleixner   2019-07-30  503  
34f888e3405ace Thomas Weißschuh  2025-07-01  504  	if (unlikely(!ok))
c60a32ea4f459f Thomas Gleixner   2019-07-30 @505  		return clock_getres32_fallback(clock, res);
00b26474c2f161 Vincenzo Frascino 2019-06-21  506  
a279235ddbe975 Vincenzo Frascino 2019-08-30  507  	if (likely(res)) {
00b26474c2f161 Vincenzo Frascino 2019-06-21  508  		res->tv_sec = ts.tv_sec;
00b26474c2f161 Vincenzo Frascino 2019-06-21  509  		res->tv_nsec = ts.tv_nsec;
00b26474c2f161 Vincenzo Frascino 2019-06-21  510  	}
34f888e3405ace Thomas Weißschuh  2025-07-01  511  	return 0;
00b26474c2f161 Vincenzo Frascino 2019-06-21  512  }
e876f0b69dc993 Christophe Leroy  2020-02-07  513  

:::::: The code at line 483 was first introduced by commit
:::::: 00b26474c2f1613d7ab894c525f775c67c8a9e8f lib/vdso: Provide generic VDSO implementation

:::::: TO: Vincenzo Frascino <vincenzo.frascino@arm.com>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>

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